Fix return value of i2c_readReg and i2c_receive (#5410)

5 years ago · e0a03bfa6c
parent b85e2eef9a
commit e0a03bfa6c
1 changed files with 2 additions and 2 deletions
--- a/drivers/avr/i2c_master.c
+++ b/drivers/avr/i2c_master.c
@ -140,7 +140,7 @@ i2c_status_t i2c_receive(uint8_t address, uint8_t* data, uint16_t length, uint16

  i2c_stop();

-  return status;
+  return (status < 0) ? status : I2C_STATUS_SUCCESS;
 }

 i2c_status_t i2c_writeReg(uint8_t devaddr, uint8_t regaddr, uint8_t* data, uint16_t length, uint16_t timeout) {
@ -188,7 +188,7 @@ i2c_status_t i2c_readReg(uint8_t devaddr, uint8_t regaddr, uint8_t* data, uint16
 error:
  i2c_stop();

-  return status;
+  return (status < 0) ? status : I2C_STATUS_SUCCESS;
 }

 void i2c_stop(void) {